Online RF Calculators and Conversion Tools Click on a calculator below RF Power Conversion Calculator RF Power Conversion Calculator Convert RF input power and RF output power values from variables such as milliwatts (mW), Watts, dBm, dBW, millivolts (mV), and Volts. VSWR / Return Loss Calculator VSWR / Return Loss Calculator Find VSWR (Voltage Standing Wave Ratio), Return Loss, Mismatch Loss, and the Reflection Coefficient given any one of the listed input types. Link Budget Calculator Link Budget Calculator Determine the received signal strength (in dBm) given a systems amplifier gains, antenna gains and space loss.s. Free Space Path Loss Calculator Free Space Path Loss Calculator Calculate the loss (in dB) between two antennas where the gain, distance and frequency are known. email Get In Touch With Us First Name Last Name Phone Email Address Company Message send Message